// NODE 1 tree board test 
// first version by Emma Pareschi 
// Changed by Micky van Zeijl on April 28, 2019  

#include <SoftwareSerial.h>
#define rxPin 1
#define txPin 0
# define node_id '1'

SoftwareSerial serial(rxPin, txPin);
int bridge_communication = 0;
int ledPin = 7;

void setup() {
  // put your setup code here, to run once:
  pinMode(rxPin, INPUT);
  pinMode(txPin, OUTPUT);
  pinMode(ledPin, OUTPUT);
  digitalWrite(ledPin, LOW);
  serial.begin(9600);

}

void loop() {
  if (serial.available() > 0 ) {
    // read the incoming byte:
    bridge_communication = serial.read();

    if (bridge_communication == node_id) {
      digitalWrite(ledPin, HIGH);
      delay (500);
      digitalWrite(ledPin, LOW);
      delay (500);
      digitalWrite(ledPin, HIGH);
      delay (500);
      digitalWrite(ledPin, LOW);
      delay (500);
      digitalWrite(ledPin, HIGH);
      delay (1000);
    }
    else {
      bridge_communication = 0;
      digitalWrite(ledPin, LOW);
      delay (1000);
    }
  }
}